Forretress (6/115) [EX: Unseen Forces] 186 you can take control of

you can take control of That monster up to the End Phase

and Special Summon 1 "Blackwing" Synchro Monster from your Extra Deck whose Level equals the total Levels of the removed monsters

You can only Special Summon "Marincess Sea Horse" once per turn this way

Set: Strike of Neos Card type: Effect Monster Rarity: Ultimate Rare Attack: 900 Defense: 300 If this card attacks or is attacked by an opponent's monster you can return both monsters to their owner's hands at the start of the Damage Step (without damage calculation)

Forretress (6/115) [EX: Unseen Forces] 186 you can take control ofSet: EX: Unseen Forces Type: Metal Rarity: Holo Rare Retreat cost: Colorless